proxmark3/client/ui.c
pwpiwi f5ecd97b15
USB comm: prepare for @micolous change (PR#463) (#587)
* move communication related code from proxmark3.c and cmdmain.c to new file comms.c
* replace byte_t by uint8_t in uart_posix.c and uart_win32.c
* move OpenProxmark() and CloseProxmark() from flasher.c to flash.c
* move print_lock mutex including initializer to ui.c
* minor changes in printing help texts
* no changes in comms functionality yet
2018-03-31 09:52:43 +02:00

108 lines
2.7 KiB
C

//-----------------------------------------------------------------------------
// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// UI utilities
//-----------------------------------------------------------------------------
#include <stdbool.h>
#ifndef EXTERNAL_PRINTANDLOG
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <readline/readline.h>
#include <pthread.h>
#endif
#include "ui.h"
double CursorScaleFactor = 1;
int PlotGridX=0, PlotGridY=0, PlotGridXdefault= 64, PlotGridYdefault= 64, CursorCPos= 0, CursorDPos= 0;
int offline;
int flushAfterWrite = 0; //buzzy
int GridOffset = 0;
bool GridLocked = false;
bool showDemod = true;
static char *logfilename = "proxmark3.log";
#ifndef EXTERNAL_PRINTANDLOG
static pthread_mutex_t print_lock = PTHREAD_MUTEX_INITIALIZER;
void PrintAndLog(char *fmt, ...)
{
char *saved_line;
int saved_point;
va_list argptr, argptr2;
static FILE *logfile = NULL;
static int logging=1;
// lock this section to avoid interlacing prints from different threads
pthread_mutex_lock(&print_lock);
if (logging && !logfile) {
logfile=fopen(logfilename, "a");
if (!logfile) {
fprintf(stderr, "Can't open logfile, logging disabled!\n");
logging=0;
}
}
// If there is an incoming message from the hardware (eg: lf hid read) in
// the background (while the prompt is displayed and accepting user input),
// stash the prompt and bring it back later.
#ifdef RL_STATE_READCMD
// We are using GNU readline. libedit (OSX) doesn't support this flag.
int need_hack = (rl_readline_state & RL_STATE_READCMD) > 0;
if (need_hack) {
saved_point = rl_point;
saved_line = rl_copy_text(0, rl_end);
rl_save_prompt();
rl_replace_line("", 0);
rl_redisplay();
}
#endif
va_start(argptr, fmt);
va_copy(argptr2, argptr);
vprintf(fmt, argptr);
printf(" "); // cleaning prompt
va_end(argptr);
printf("\n");
#ifdef RL_STATE_READCMD
// We are using GNU readline. libedit (OSX) doesn't support this flag.
if (need_hack) {
rl_restore_prompt();
rl_replace_line(saved_line, 0);
rl_point = saved_point;
rl_redisplay();
free(saved_line);
}
#endif
if (logging && logfile) {
vfprintf(logfile, fmt, argptr2);
fprintf(logfile,"\n");
fflush(logfile);
}
va_end(argptr2);
if (flushAfterWrite == 1) //buzzy
{
fflush(NULL);
}
//release lock
pthread_mutex_unlock(&print_lock);
}
#endif
void SetLogFilename(char *fn)
{
logfilename = fn;
}